Fix Windows build, added Windows default_font_path implementation

--HG--
branch : nuklear_ui

1 files changed, 56 insertions, 0 deletions

diff --git a/nuklear_ui/font_win.c b/nuklear_ui/font_win.c
new file mode 100644
index 0000000..c95fcb3
--- /dev/null
+++ b/nuklear_ui/font_win.c
@@ -0,0 +1,56 @@
+#include <windows.h>
+#include <shlobj.h>
+#include "../paths.h"
+#include "../util.h"
+
+char *default_font_path(void)
+{
+	NONCLIENTMETRICSA metrics = {
+		.cbSize = sizeof(metrics)
+	};
+	char *pref_name = NULL;
+	if (SystemParametersInfoA(SPI_GETNONCLIENTMETRICS, sizeof(metrics), &metrics, 0)) {
+		pref_name = metrics.lfCaptionFont.lfFaceName;
+	}
+	char windows[MAX_PATH];
+	SHGetFolderPathA(NULL, CSIDL_WINDOWS, NULL, 0, windows);
+	char *fonts = path_append(windows, "Fonts");
+	size_t num_entries;
+	char *preferred = NULL, *tahoma = NULL, *arial = NULL;
+	dir_entry *entries = get_dir_list(fonts, &num_entries);
+	for (size_t i = 0; i < num_entries; i++)
+	{
+		if (entries[i].is_dir) {
+			continue;
+		}
+		char *ext = path_extension(entries[i].name);
+		if (!ext || strcasecmp(ext, "ttf")) {
+			//not a truetype font, ignore
+			free(ext);
+			continue;
+		}
+		free(ext);
+		char *base = basename_no_extension(entries[i].name);
+		if (!strcasecmp(base, pref_name)) {
+			preferred = entries[i].name;
+			free(base);
+			break;
+		} else if (!strcasecmp(base, "tahoma")) {
+			tahoma = entries[i].name;
+		} else if (!strcasecmp(base, "arial")) {
+			arial = entries[i].name;
+		}
+		free(base);
+	}
+	char *path = NULL;
+	if (preferred) {
+		path = path_append(fonts, preferred);
+	} else if(tahoma) {
+		path = path_append(fonts, tahoma);
+	} else if(arial) {
+		path = path_append(fonts, arial);
+	}
+	free(fonts);
+	free_dir_list(entries, num_entries);
+	return path;
+}